HomeMy WebLinkAboutEnginer Plan - resubmittedGENERAL NOTES:
1. CONTRACTOR SHALL NOTIFY "DIG -SAFE" AS REQUIRED PRIOR TO THE START OF ANY
EXCAVATION WORK. CONTRACTOR IS RESPONSIBLE FOR PROTECTING UTILITIES WITHIN THE
WORK AREA DURING CONSTRUCTION.
2. THIS PLAN IS FOR SEWAGE DISPOSAL SYSTEM DESIGN PURPOSES ONLY. PROPERTY LINES PER
PLAN ENTITLED "PLAN OF LAND #361 MAIN ST., YARMOUTH MA" BY OUTERMOST LAND
SURVEYING INC DATED 9/31/2021.
3. CONTRACTOR SHALL DETERMINE THE LOCATION OF EXISTING UNDERGROUND UTILITIES PRIOR TO
EXCAVATION
4. ALL CONSTRUCTION SHALL CONFORM TO THE STATE SANITARY REGULATIONS (310 CMR 15.00)
AND ALL OTHER APPLICABLE LOCAL, STATE, AND FEDERAL CODES AND REGULATIONS.
5. CONTRACTOR TO VERIFY EXISTING CONDITIONS, INCLUDING ELEVATIONS OF EXISTING BUILDING
SEWER, AND REPORT AND DISCREPANCIES TO THE DESIGN ENGINEER PRIOR TO THE SETTING
OF ANY SEWAGE DISPOSAL SYSTEM COMPONENTS.
SEWAGE DISPOSAL SYSTEM NOTES:
1. H-20 RATED COMPONENTS SHALL BE REQUIRED IN ANY AREAS SUBJECT TO VEHICULAR
LOADING AND AS REQUIRED ON T'HE PLAN.
2. THE DESIGNER WILL NOT BE RESPONSIBLE FOR THE SYSTEM AS DESIGNED UNLESS
CONSTRUCTED AS SHOWN. ANY CHANGES OR DEVIATIONS FROM THIS PLAN MUST BE
APPROVED IN WRITING.
3. ALL GRAVITY SEWER PIPE SHALL BE 4" DIA. SCH 40 PVC UNLESS OTHERWISE NOTED. THE
MINIMUM SLOPE OF 4" DIA. SCH 40 PVC SHALL BE 0.01 FT/FT.
4. SOIL ABSORPTION SYSTEMS MUST BE VENTED WHEN DISTRIBUTION LINES EXCEED 50 FEET IN
LENGTH, WHEN LOCATED IN AREAS SUBJECT TO VEHICULAR LOADING, AND WHEN PRESSURE
DOSED.
5. FINISHED GRADE SHALL BE A MAXIMUM OF 36" AND A MINIMUM OF 9" OVER THE TOP OF ALL
SYSTEM COMPONENTS.
6. EXISTING SEPTIC COMPONENTS TO BE PUMPED DRY FILLED WITH CLEAN SAND AND
ABANDONED. SEPTIC TANK SHALL HAVE A HOLE PUNCHED IN BOTTOM OR CRUSHED.
7. ALL SEPTIC COMPONENTS SHALL BE INSTALLED WATERTIGHT.
8. COMPONENTS TO BE PROVIDE WITH WATERTIGHT ACCESS COVERS RAISED TO WITHIN 6" OF
GRADE WHERE REQUIRED.
9. PRIOR TO FINAL INSPECTION BY THE ENGINEER AND THE BOARD OF HEALTH ALL SYSTEM
COMPONENTS MUST BE INSTALLED INCLUDING ALL ACCESS COVERS WITH RISERS.
10. SOIL REMOVAL: ALL TOPSOIL (A), SUBSOIL (B LAYER), AND FILL SHALL BE REMOVED FOR A
DISTANCE OF 5' FROM THE SOIL ABSORPTION SYSTEM DOWN TO THE CLEAN SAND LAYER,
LAYER C1 (ELEVATION VARIES SEE SOIL LOGS). AREA TO BE BACKFILLED WITH CLEAN "TITLE
5" SAND AND COMPACTED TO MINIMIZE SETTLING. CONTRACTOR TO NOTIFY TOWN AND/OR
ENGINEER TO VERIFY SOIL REMOVAL AS REQUIRED.
11. PROPOSED SEWER EXIT LINE LOCATION/ELEVATION: PLUMBER TO CONFIRM AND APPROVE
LOCATION AND ELEVATION OF PROPOSED SEWER LINE PRIOR TO THE SETTING OF ANY SEPTIC
COMPONENTS.
SCHEMATIC FLOW PROFILE:
NOT TO SCALE
FINISH FLOOR
EL=48.3±
0
Uj
LO
•G
O
0Of
L6 4" DIA SCH 40
* , , PVC PIPE
*43.00
*SEE NOTE #11
e 6.
1 42.67
RAISE COVERS
TO WITHIN 6" OF
FINISH GRADE WITH H-20
- COVER AND RISERS
FINISH GRADE=46±
DROP: Y mkL
.%,,13* max.
GAS BAFFLE
PROPOSED 1,500 GALLON
SEPTIC TANK
(H-20)
DEEP OBSERVATION HOLE LOGS
DEEP OBSERVATION HOLE 1 EL. = 46±
NO SCALE
DEEP OBSERVATION HOLE 2 EL. = 45.5±
DEPTH FROM
SURFACE
SOIL
HORIZON
SOIL
TEXTURE
SOIL COLOR
MUNSELL
0" - 14"
A
LOAMY SAND
10 YR 3/4
14" - 34"
B
LOAMY SAND
10 YR 5/8
34" - 140"
C1
MEDIUM/FINE
10 YR 8/6
SAND
DEPTH FROM
SURFACE
SOIL
HORIZON
SOIL
TEXTURE
SOIL COLOR
MUNSELL
0" - 67"
FILL
- - -
- - -
67" - 130"
Ct
MEDIUM/FINE
10 YR 8/6
SAND
DATE OF TESTING: 10/20/21
PERCOLATION RATE: LESS THAN 2 MIN/INCH IN C1 LAYER (PERC @ 65")
WITNESSED BY: KEITH E. FERNANDES, PE, DIG -IT CONSTRUCTION LLC
SYSTEM DESIGN CALCULATIONS:
DESIGN FLOW;._
EXISTING 3 BEDROOM DWELLING AT 110 GAL. PER DAY PER BEDROOM = 330 GPD
330 GPD X 200% = 660 GALLONS - USE NEW 1500 GALLON TANK (TITLE 5 MIN.)
A 25' L. X 12.83' W. X 2' D. LEACHING CHAMBER (H-20) CAN LEACH:
Vt = [(25 X 12.83) + (25 X 2)2 + (12.83 X 2)2] X 0.74 GPD/SF = 349 GPD
NOTE: A GARBAGE DISPOSAL IS NOT PERMITTED WITH THIS DESIGN.
INSTALL:
ONE (1) - 1500 GALLON SEPTIC TANK (H-20)
TWO (2) - 500 GALLON LEACH CHAMBERS (H-20) WITH 4' OF STONE AROUND
ONE (1) - 3 OUTLET DISTRIBUTION BOX (H-20)
PHILIP RENAUD, AGENT, YARMOUTH HEALTH DEPARTMENT
NO GROUNDWATER ENCOUNTERED ASSESSORS' MAP 75 PARCEL 44
USE A LOADING RATE OF 0.74 GPD/SF FOR SIZING OF SOIL ABSORPTION SYSTEM. $ w
44.5 $. LEGEND
Ro 6 & J
4 32 EXISTING CONTOUR
6, $ x12.34 EXISTING SPOT GRADE
PLAN VIEW 4 4 & ° - "- WATER SERVICE LINE
TP
44.8 J Mass. Highway Bound, Found 6M TEST HOLE / BORING LOCATION
SCALE: 1" = 20' ) 1 $ ST SEPTIC TANK
-
d 0 ` 4.3 EXISTING VEGETATION TO BE TRIMMED/REMOVED DB DISTRIBUTION BOX
7 I 9e ( IN ORDER TO PROVIDE ACCESS SAS SOIL ABSORPTION SYSTEM
lC�m 45.6 4 CONTRACTOR TO GET PERMISSION FROM HOMEOWNER x FENCE
c�. $ RIOR TO TRIMMING AND/OR REMOVING ANY VEGETATION
.8± J GAS LINE
'45:3y .6EDGE OF CLEARING
EXISTING SEPTIC COMPONENTS 18" Ceda 46.2 $ 44.0
(SEE NOTE #6) 3
5 .6
0 oncrete Bound, Found
O / \ .5 $ N
u 36" Decid= 45.9 2qj
N Fin FIr= 48.3 Benchmark: Top of Concrete Bound
?6.4 �, S SAS Z 44.9 Elevation = 44.90 NAVD88
N46.
6.8 ST
S .� � 21
46-9. 9Sept;p c 5.0, f
o . e�;ir Fro
/ %tea �� Fin FIr= 48.3 45.4
SAS DETAIL
w
/ 4 x 447.2(to be he wer C Zp 5 39. ���c
wat � w moVed7 r SCALE: 1" = 10'
/
45.9
47.1
4 9V 3 / 47.1 Fin FIr= 48.3 -- - DB
c, in FIr= 47PROPOSED .3 INSPECTION STONE
46.5 PORT
52. 47.7 Fin FIr- 47.4 ��o 5 CHAMBER 00 0D
6.7
0 48.3
G/ J .6 52.1 47.2 6P
47.0
Found 6
4.8 6.8 4" Dead= 47.1 SOIL REMOVAL (SEE NOTE #10)
6.0 6'8 BUILD UP COVER
15.7± 6
55.7 1 47.
RAISE COVER
TO WITHIN 6"
OF FINISH
GRADE WITH
H-20 COVER
AND RISER
4"0 SCH 40
PVC PIPE
1 42.42 1
RAISE (1) COVER
TO WITHIN 6" OF
FINISH GRADE
WITH H-20 RISER
AND COVER
_ H OF
7Z;
54.7 3 7 51. Land Court Bound, Found KEITH E. �,
FERNANDES',
3.7 $ CIVIL
NM 48725
1STEa� �'V r_
"C/CWAL Ear"
FLOOR PLAN
FINISH GRADE=46± FINISH GRADE=46 (MAX) (1) 4" SCH. 40 PVC TO BE PROVIDED BY OWNER
f f yr INSPECTION PORT
W
LINES) EXITING D'BOX SHALL HAVE 35" Proposed / 18" PIECE OF
SPEED LEVELERS AND SHALL REMAIN REBAR RAISE TO WITHIN
LEVEL FOR 2'-0" BEFORE PITCHING (9" Min - 36" Max) 4" OF GRADE Yarmouth Health Department
DOWN TO LEACHING FACILITY PIPE SHALL BE AppRp�ED
PERFORATED WITHIN C u_� - 1•
4" DIA SCH 40 PVC PIPE 43.1±
2" Nam Date
DROP 1 2" LAYER OF 1/8" - 1/2" STONE (OR
42.40 EFFECTIVE' 3/4" - 1-1/2" STONE DOUBLE WASHED STONE
ALL 42.10 DEPTH
0 20 40 60
COMPACTED BASE
DB-3 W/ 6" LAYER OF 40•1t USE (2) SHOREY PRECAST (OR EQUAL)
D-BOX CRUSHED STONE ALL 500 GALLON LEACH CHAMBERS (H-20) 8•9' SCALE 1"=20'
(H-20) WITH STONE AROUND (SEE SAS DETAIL).
2'± 13'± LONGEST RUN (END VIEW)
LEACHING CHAMBER EL=87± BOTTOM OF TEST PIT #1
25' x 12.83' x 2.0'�_.
4' , 8.5' 8.5' , 4'
25'
DIG -IT
CONSTRUCTION, LLC
PO BOX 268 SOUTH DENNIS, MA 02660
PHONE: 508-432-1635
www.digitconstructionlie.com
cUENT:
RUSTIC ELEGANCE, LLC
22B ATLANTIC AVE.
S. DENNIS, MA 02660
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